Origins and evolution of methicillin-resistant Staphylococcus aureus clonal lineages.

abstract：:In 2016, we identified a new class A carbapenemase, VCC-1, in a nontoxigenic Vibrio cholerae strain that had been isolated from retail shrimp imported into Canada for human consumption. Shortly thereafter, seven additional VCC-1-producing V. cholerae isolates were recovered along the German coastline. These isolates a...

journal_title：Antimicrobial agents and chemotherapy

authors： Mangat CS,Vadlamani G,Holicek V,Chu M,Larmour VLC,Vocadlo DJ,Mulvey MR,Mark BL

更新日期：2019-03-27 00:00:00

abstract：:The new fluoroquinolone trovafloxacin was tested against a ciprofloxacin-sensitive, methicillin-resistant Staphylococcus aureus strain in the rabbit model of endocarditis. Trovafloxacin was more effective than vancomycin (CFU/g of vegetation, 2.65 +/- 1.87 versus 4.54 +/- 2.80 [mean +/- standard deviation]; P < 0.05) ...

journal_title：Antimicrobial agents and chemotherapy

authors： Kim YS,Liu Q,Chow LL,Chambers HF,Täuber MG

更新日期：1998-12-01 00:00:00

abstract：:According to recommendations of the 6th WHO Advisory Committee on Buruli ulcer, directly observed treatment with the combination of rifampin and streptomycin, administered daily for 8 weeks, was recommended to 310 patients diagnosed with Buruli ulcer in Pobè, Bénin. Among the 224 (72%) eligible patients for whom treat...

journal_title：Antimicrobial agents and chemotherapy

authors： Chauty A,Ardant MF,Adeye A,Euverte H,Guédénon A,Johnson C,Aubry J,Nuermberger E,Grosset J

更新日期：2007-11-01 00:00:00

abstract：:Cefamandole nafate, a new cephalosporin for parenteral use, was evaluated in vitro against 231 recent clinical isolates and in 12 patients. Cefamandole had activity equivalent to cefazolin against Staphylococcus aureus, Escherichia coli, and Klebsiella pneumoniae. Cefamandole was more active than cephalothin or cefazo...

journal_title：Antimicrobial agents and chemotherapy

authors： Shemonsky NK,Carrizosa J,Levison ME

更新日期：1975-12-01 00:00:00

abstract：:Assessment of drug susceptibility has become an integral part of influenza virus surveillance. In this study, we describe the drug resistance profile of influenza A(H3N2) virus, A/Mississippi/05/2011, collected from a patient treated with oseltamivir and detected via surveillance. An MDCK cell-grown isolate of this vi...

journal_title：Antimicrobial agents and chemotherapy

authors： Tamura D,Nguyen HT,Sleeman K,Levine M,Mishin VP,Yang H,Guo Z,Okomo-Adhiambo M,Xu X,Stevens J,Gubareva LV

更新日期：2013-12-01 00:00:00

abstract：:Levofloxacin is increasingly used in the treatment of multidrug-resistant tuberculosis (MDR-TB). There are limited pediatric pharmacokinetic data to inform dose selection for children. Children routinely receiving levofloxacin (250-mg adult tablets) for MDR-TB prophylaxis or disease in Cape Town, South Africa, underwe...

journal_title：Antimicrobial agents and chemotherapy

authors： Denti P,Garcia-Prats AJ,Draper HR,Wiesner L,Winckler J,Thee S,Dooley KE,Savic RM,McIlleron HM,Schaaf HS,Hesseling AC

更新日期：2018-01-25 00:00:00

abstract：:The potential of bacteriophage therapy to treat infections caused by antibiotic-resistant bacteria has now been well established using various animal models. While numerous newly isolated bacteriophages have been claimed to be potential therapeutic candidates on the basis of in vitro observations, the parameters used ...

journal_title：Antimicrobial agents and chemotherapy

authors： Henry M,Lavigne R,Debarbieux L

更新日期：2013-12-01 00:00:00

abstract：:Free-living amoebae of the genus Acanthamoeba are causing serious chronic conditions such as destructive keratitis in contact lens wearers or granulomatous amoebic encephalitis in individuals with compromised immune systems. Both are characterized by the lack of availability of sufficiently effective and uncomplicated...

journal_title：Antimicrobial agents and chemotherapy

authors： Walochnik J,Duchêne M,Seifert K,Obwaller A,Hottkowitz T,Wiedermann G,Eibl H,Aspöck H

更新日期：2002-03-01 00:00:00

abstract：:The in vitro activity of cefaclor against 556 clinical isolates of gram-positive and gram-negative bacteria was compared with that of other cephalosporins. Cefaclor had activity similar to that of cephalexin against gram-positive bacteria. It showed greater activity against Haemophilus strains than did cephalexin and ...

journal_title：Antimicrobial agents and chemotherapy

authors： Neu HC,Fu KP

更新日期：1978-04-01 00:00:00

abstract：:The objective of this study was to assess the association between previous antibiotic use, particularly long-term prophylaxis, and the occurrence of subsequent resistant infections in children with index infections due to extended-spectrum-cephalosporin-resistant Enterobacteriaceae We also investigated the concordance...

journal_title：Antimicrobial agents and chemotherapy

authors： Das S,Adler AL,Miles-Jay A,Kronman MP,Qin X,Weissman SJ,Burnham CA,Elward A,Newland JG,Selvarangan R,Sullivan KV,Zaoutis T,Zerr DM

更新日期：2017-04-24 00:00:00

abstract：:Spider venoms are vast natural pharmacopoeias selected by evolution. The venom of the ant spider Lachesana tarabaevi contains a wide variety of antimicrobial peptides. We tested six of them (latarcins 1, 2a, 3a, 4b, 5, and cytoinsectotoxin 1a) for their ability to suppress Chlamydia trachomatis infection. HEK293 cells...

journal_title：Antimicrobial agents and chemotherapy

authors： Lazarev VN,Polina NF,Shkarupeta MM,Kostrjukova ES,Vassilevski AA,Kozlov SA,Grishin EV,Govorun VM

更新日期：2011-11-01 00:00:00

abstract：:For 177 gram-negative isolates, the MICs for ciprofloxacin ranged from 0.02 microgram/ml (Escherichia coli) to 0.31 microgram/ml (Pseudomonas aeruginosa). In time-kill curves, ciprofloxacin at 8 X the MIC almost completely killed 10(6) CFU of P. aeruginosa by 24 h. Ciprofloxacin at 4 X the MIC allowed bacterial regrow...

journal_title：Antimicrobial agents and chemotherapy

authors： Rudin JE,Norden CW,Shinners EM

更新日期：1984-10-01 00:00:00

abstract：:Seasonal and pandemic influenza causes 650,000 deaths annually in the world. The emergence of drug resistance to specific anti-influenza virus drugs such as oseltamivir and baloxavir marboxil highlights the urgency of novel anti-influenza chemical entity discovery. In this study, we report a series of novel thiazolide...

journal_title：Antimicrobial agents and chemotherapy

authors： Zhao L,Yan Y,Dai Q,Li X,Xu K,Zou G,Yang K,Li W,Guo X,Yang J,Li Y,Xia Q,Cao R,Zhong W

更新日期：2020-06-23 00:00:00

abstract：:Five R plasmids transferred from Asian strains of Vibrio cholerae all proved to be members of compatibility group C. A non-self-transmissible plasmid, stable in V. cholerae, was mobilized for transfer to Escherichia coli K-12 and found to be unstably inherited in that host. Plasmids of group C and P transferred to a w...

journal_title：Antimicrobial agents and chemotherapy

authors： Hedges RW,Vialard JL,Pearson NJ,O'Grady F

更新日期：1977-04-01 00:00:00

abstract：:Protoplasts of the temperature-sensitive osmotic-1 mutant of Neurospora crassa grew and divided as cell wall-less cells when incubated under certain conditions at 37 degrees C. Each protoplast regenerated cell wall and formed a mycelium when the temperature was shifted to 22 degrees C. Cell wall regeneration, but not ...

journal_title：Antimicrobial agents and chemotherapy

authors： Selitrennikoff CP

更新日期：1983-05-01 00:00:00

abstract：:The effect of rifampin on cutaneous hypersensitivity was studied in 11 tuberculous patients. A suppressive effect was noted in eight patients, five of whom developed a negative response to the strength of purified protein derivative to which they had been shown to be previously sensitive. In one instance complete aner...

journal_title：Antimicrobial agents and chemotherapy

authors： Mukerjee P,Schuldt S,Kasik JE

更新日期：1973-12-01 00:00:00

abstract：:Despite the marketing of a series of new antibiotics for antibiotic-resistant gram-positive bacteria, no new agents for multiple-antibiotic-resistant gram-negative infections will be available for quite some time. Clinicians will need to find more effective ways to utilize available agents. Colistin is an older but no...

journal_title：Antimicrobial agents and chemotherapy

authors： Gunderson BW,Ibrahim KH,Hovde LB,Fromm TL,Reed MD,Rotschafer JC

更新日期：2003-03-01 00:00:00

abstract：:Automated DNA sequencing was used to analyze the oxyR-ahpC region in 229 Mycobacterium tuberculosis complex isolates recently recovered from diseased humans and animals. The entire 1,221-bp region was studied in 118 isolates, and 111 other isolates were sequenced for oxyR, ahpC, or the 105-bp oxyR-ahpC intergenic regi...

journal_title：Antimicrobial agents and chemotherapy

authors： Sreevatsan S,Pan X,Zhang Y,Deretic V,Musser JM

更新日期：1997-03-01 00:00:00

abstract：:We studied polymyxin B resistance in 10 pairs of clinical Acinetobacter baumannii isolates, two of which had developed polymyxin B resistance in vivo. All polymyxin B-resistant isolates had lower growth rates than and substitution mutations in the lpx or pmrB gene compared to their parent isolates. There were signific...

journal_title：Antimicrobial agents and chemotherapy

authors： Lim TP,Ong RT,Hon PY,Hawkey J,Holt KE,Koh TH,Leong ML,Teo JQ,Tan TY,Ng MM,Hsu LY

更新日期：2015-12-01 00:00:00

abstract：:Antimicrobial proteins and peptides (AMPs) are essential effectors of innate immunity, acting as a first line of defense against bacterial infections. Many AMPs exhibit high affinity for cell wall structures such as lipopolysaccharide (LPS), a potent endotoxin able to induce sepsis. Hence, understanding how AMPs can i...

journal_title：Antimicrobial agents and chemotherapy

authors： Pulido D,Moussaoui M,Andreu D,Nogués MV,Torrent M,Boix E

更新日期：2012-05-01 00:00:00

abstract：:Levofloxacin is an antituberculosis drug with substantial interindividual pharmacokinetic variability; therapeutic drug monitoring (TDM) could therefore be helpful to improve treatment results. TDM would be more feasible with limited sampling strategies (LSSs), a method to estimate the area under the concentration cur...

journal_title：Antimicrobial agents and chemotherapy

authors： van den Elsen SHJ,Sturkenboom MGG,Van't Boveneind-Vrubleuskaya N,Skrahina A,van der Werf TS,Heysell SK,Mpagama S,Migliori GB,Peloquin CA,Touw DJ,Alffenaar JC

更新日期：2018-11-26 00:00:00

abstract：:In the sequence upstream from qnrB (but not qnrA or qnrS) is a LexA binding site. qnrB was shown to be under SOS control by demonstrating that quinolone susceptibility decreased with increasing temperature in a strain with a recA441(Ts) allele, whereas qnrB expression increased in response to ciprofloxacin or mitomyci...

journal_title：Antimicrobial agents and chemotherapy

authors： Wang M,Jacoby GA,Mills DM,Hooper DC

更新日期：2009-02-01 00:00:00

abstract：:Mutants of feline immunodeficiency virus (FIV) were selected in cell culture in the continuous presence of 10 microM (each) 3'-azido-3'-deoxythymidine (AZT) and 2',3'-dideoxyinosine (ddI). These mutants (AIR-1 and AIR-3) displayed a 13-fold resistance to AZT but had less than a 2-fold decrease in susceptibility to ddI...

journal_title：Antimicrobial agents and chemotherapy

authors： Gobert JM,Remington KM,Zhu YQ,North TW

更新日期：1994-04-01 00:00:00

abstract：:Staphylococcal biofilms on surgical implants are the underlying cause of a lack of response to antimicrobial treatment. We investigated the effects of vancomycin (VAN), daptomycin (DAP), fosfomycin (FOS), tigecycline (TGC), and ceftriaxone (CRX), alone and in combination with azithromycin (AZI), on established biofilm...

journal_title：Antimicrobial agents and chemotherapy

authors： Presterl E,Hajdu S,Lassnigg AM,Hirschl AM,Holinka J,Graninger W

更新日期：2009-08-01 00:00:00

abstract：:The gene ere(A) of the plasmid pIP1100 is larger than originally reported and is organized as an integron gene cassette. The ere(A) gene cassette carries its own promoter and is propagated by a class 2 integron with an insertion sequence element, IS1, inserted upstream of the intI2 gene. The mobility of the ere(A) cas...

journal_title：Antimicrobial agents and chemotherapy

authors： Biskri L,Mazel D

更新日期：2003-10-01 00:00:00

abstract：:To compare the effects of four antimicrobial peptides (MUC7 12-mer, histatin 12-mer, cathelicidin KR20, and a peptide containing lactoferricin amino acids 1 to 11) on the yeast Saccharomyces cerevisiae, we employed a genomewide fitness screen of combined collections of mutants with homozygous deletions of nonessential...

journal_title：Antimicrobial agents and chemotherapy

authors： Lis M,Bhatt S,Schoenly NE,Lee AY,Nislow C,Bobek LA

更新日期：2013-02-01 00:00:00

abstract：:Of five parenteral cephalosporins tested against 43 lactobacilli, cephaloridine, cefazolin, and cefamandole were the most active inhibitory and bactericidal agents. Timed-kill analysis revealed a slow bactericidal effect, with significant declines in mean minimal bactericidal concentration values at 48 h versus 24 h. ...

journal_title：Antimicrobial agents and chemotherapy

authors： Bayer AS,Chow AW,Concepcion NF,Guze LB

更新日期：1979-07-01 00:00:00

abstract：:A new commercial low-density microarray which identifies common extended-spectrum β-lactamase plasmid-mediated cephalosporinase genes, as well as carbapenemase (bla(KPC) and bla(NDM)) genes, was evaluated. We tested 207 clinical and reference/collection isolates of the Enterobacteriaceae possessing different bla genes...

journal_title：Antimicrobial agents and chemotherapy

authors： Bogaerts P,Hujer AM,Naas T,de Castro RR,Endimiani A,Nordmann P,Glupczynski Y,Bonomo RA

更新日期：2011-09-01 00:00:00

abstract：:Mycobacterium avium complex (MAC) causes serious opportunistic infections in AIDS patients. Previous studies with MAC-infected beige mice have indicated that weekly administration of liposome-encapsulated streptomycin can reduce significantly the CFU in the liver and spleen. We examined whether streptomycin encapsulat...

journal_title：Antimicrobial agents and chemotherapy

authors： Gangadharam PR,Ashtekar DR,Flasher DL,Düzgüneş N

更新日期：1995-03-01 00:00:00

abstract：:The mechanism of penetration of quinolones through the bacterial outer membrane was studied with lipopolysaccharide-deficient and porin-deficient mutants. The data indicated that the lipopolysaccharide layer might form a permeability barrier for hydrophobic quinolones such as nalidixic acid but not for hydrophilic qui...

journal_title：Antimicrobial agents and chemotherapy

authors： Hirai K,Aoyama H,Irikura T,Iyobe S,Mitsuhashi S

更新日期：1986-03-01 00:00:00